It wouldnt make any sense for a little elf ranger to be nearly as strong as a kraken the size of mountains
She is a White, Blue and Black card with a Power of 2 and Life of 4, and has several useful abilities
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Lightning Bolt would still be one of reds best spells with that restriction, and this card is better
This effect can't reduce the mana in that cost to less than one mana.
They also have some bad interactions with certain spells you might want to play yourself such as Upheaval or Akroma's Vengeance